Home / 766,827.35-1,058,225.94-444,728.42

Finding the Fourth Proportional to 766,827.35, 1,058,225.94 and 444,728.42

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Solution

The fourth proportional to 766,827.35, 1,058,225.94 and 444,728.42 is: 613,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,827.35 : 1,058,225.94 = 444,728.42 : x
  2. Step 2: Convert to fraction form
    766,827.35/1,058,225.94 = 444,728.42/x
  3. Step 3: Cross multiply
    766,827.35x = 1,058,225.94 × 444,728.42
  4. Step 4: Simplify right side
    766,827.35x = 470,623,145,008.09
  5. Step 5: Solve for x
    x = 470,623,145,008.09/766,827.35
  6. Step 6: Final answer
    x = 613,727.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.